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Added some more FileInputStream unit tests

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ed 2020-03-16 10:48:16 +00:00
parent 330df2b3e6
commit 69d5f16be0
1 changed files with 64 additions and 43 deletions
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107
modules/juce_core/files/juce_FileInputStream.cpp
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@ -89,63 +89,84 @@ struct FileInputStreamTests : public UnitTest
void runTest() override
{
beginTest ("Open stream non-existent file");
{
auto tempFile = File::createTempFile (".txt");
expect (! tempFile.exists());
FileInputStream stream (tempFile);
expect (stream.failedToOpen());
}
beginTest ("Open stream existing file");
{
auto tempFile = File::createTempFile (".txt");
tempFile.create();
expect (tempFile.exists());
FileInputStream stream (tempFile);
expect (stream.openedOk());
}
const MemoryBlock data ("abcdefghijklmnopqrstuvwxyz", 26);
File f (File::createTempFile (".txt"));
f.appendData (data.getData(), data.getSize());
FileInputStream stream (f);
beginTest ("Read");
expectEquals (stream.getPosition(), (int64) 0);
expectEquals (stream.getTotalLength(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), stream.getTotalLength());
expect (! stream.isExhausted());
size_t numBytesRead = 0;
MemoryBlock readBuffer (data.getSize());
while (numBytesRead < data.getSize())
{
numBytesRead += (size_t) stream.read (&readBuffer[numBytesRead], 3);
expectEquals (stream.getPosition(), (int64) 0);
expectEquals (stream.getTotalLength(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), stream.getTotalLength());
expect (! stream.isExhausted());
expectEquals (stream.getPosition(), (int64) numBytesRead);
expectEquals (stream.getNumBytesRemaining(), (int64) (data.getSize() - numBytesRead));
expect (stream.isExhausted() == (numBytesRead == data.getSize()));
size_t numBytesRead = 0;
MemoryBlock readBuffer (data.getSize());
while (numBytesRead < data.getSize())
{
numBytesRead += (size_t) stream.read (&readBuffer[numBytesRead], 3);
expectEquals (stream.getPosition(), (int64) numBytesRead);
expectEquals (stream.getNumBytesRemaining(), (int64) (data.getSize() - numBytesRead));
expect (stream.isExhausted() == (numBytesRead == data.getSize()));
}
expectEquals (stream.getPosition(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), (int64) 0);
expect (stream.isExhausted());
expect (readBuffer == data);
}
expectEquals (stream.getPosition(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), (int64) 0);
expect (stream.isExhausted());
expect (readBuffer == data);
beginTest ("Skip");
stream.setPosition (0);
expectEquals (stream.getPosition(), (int64) 0);
expectEquals (stream.getTotalLength(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), stream.getTotalLength());
expect (! stream.isExhausted());
numBytesRead = 0;
const int numBytesToSkip = 5;
while (numBytesRead < data.getSize())
{
stream.skipNextBytes (numBytesToSkip);
numBytesRead += numBytesToSkip;
numBytesRead = std::min (numBytesRead, data.getSize());
stream.setPosition (0);
expectEquals (stream.getPosition(), (int64) 0);
expectEquals (stream.getTotalLength(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), stream.getTotalLength());
expect (! stream.isExhausted());
expectEquals (stream.getPosition(), (int64) numBytesRead);
expectEquals (stream.getNumBytesRemaining(), (int64) (data.getSize() - numBytesRead));
expect (stream.isExhausted() == (numBytesRead == data.getSize()));
size_t numBytesRead = 0;
const int numBytesToSkip = 5;
while (numBytesRead < data.getSize())
{
stream.skipNextBytes (numBytesToSkip);
numBytesRead += numBytesToSkip;
numBytesRead = std::min (numBytesRead, data.getSize());
expectEquals (stream.getPosition(), (int64) numBytesRead);
expectEquals (stream.getNumBytesRemaining(), (int64) (data.getSize() - numBytesRead));
expect (stream.isExhausted() == (numBytesRead == data.getSize()));
}
expectEquals (stream.getPosition(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), (int64) 0);
expect (stream.isExhausted());
f.deleteFile();
}
expectEquals (stream.getPosition(), (int64) data.getSize());
expectEquals (stream.getNumBytesRemaining(), (int64) 0);
expect (stream.isExhausted());
f.deleteFile();
}
};